
Wesley Hartman
Demand Planner
Forecasts that cut both stockouts and excess
Demand planner with seven years forecasting and planning inventory for a consumer-goods company in Detroit. Builds statistical forecasts, runs S&OP cycles, and balances service levels against inventory cost across hundreds of SKUs. Improved forecast accuracy and cut excess inventory by rebuilding the forecasting models and tightening the collaboration with sales and supply. Manages new-product and promotional planning, analyses demand signals, and flags risks before they become stockouts or write-offs. Strong on planning systems, advanced Excel and the judgement to override a model when the market says otherwise. Analytical, collaborative and commercially aware. Looking for a demand-planning or supply-chain-analytics role with a company that runs serious planning.
Great Lakes Consumer Goods - Detroit, MI
Demand Planner April 2018 to Present 8 years & 3 months
Improved forecast accuracy and cut excess inventory by rebuilding the forecasting models and their underlying assumptions.
Run the monthly S&OP cycle, aligning sales, marketing and supply on a single agreed demand plan.
Manage the new-product and promotional forecasting, carefully factoring in product launches and seasonal demand swings.
Analyse demand signals and flag stockout or excess-inventory risks before they hit the business.
Override the model output with sound human judgement whenever market intelligence points a different way.
Motor City Distribution - Detroit, MI
Supply Chain Analyst August 2016 to March 2018 1 year & 8 months
Maintained forecasts, inventory reports and the monthly S&OP inputs each cycle.
Learned the planning systems, forecasting methods and S&OP process on the job.
Cleaned and analysed demand data to support the wider planning team.
Gained the CPIM certification and moved into a full demand-planner role.
Detroit Distribution - Detroit, MI
Inventory / Data Analyst June 2014 to July 2016 2 years & 2 months
Maintained the stock reports and helped flag slow-moving and excess inventory.
Learned inventory management, Excel analysis and supply-chain basics on the job.
Moved into a supply-chain and demand-planning role as the next step.
Michigan State University
BSc in Supply Chain Management (August 2012 to May 2016)
ASCM (APICS)
APICS CPIM Certification (January 2018 to September 2018)
Better accuracy, less excess
Aligned the S&OP
New-Product Forecasting Framework
Demand Planner (January 2019 to October 2019)
Inventory-Reduction Project
Demand Planner (January 2021 to August 2021)
APICS CPIM
ASCM (APICS) (September 2018 to Present)
Demand Planning & Forecasting (IBF)
ASCM (APICS) (March 2020 to Present)
- Demand Forecasting
- S&OP
- Statistical Modelling
- Inventory Optimisation
- New-Product & Promo Planning
- Forecast Accuracy Analysis
- Planning Systems (SAP IBP)
- Advanced Excel
- Demand Signal Analysis
- Cross-Functional Collaboration